QUESTION 1 In an ANOVA,what are the degrees of freedom for the following output:ANOVA Source of VariationSSdfMSFP-valueF critBetween Groups71.64921235.82462.5037160.1152793.68232Within Groups214.6286

QUESTION 1 In an ANOVA,what are the degrees of freedom for the following output:ANOVA Source of VariationSSdfMSFP-valueF critBetween Groups71.64921235.82462.5037160.1152793.68232Within Groups214.62861514.30857 Total286.277817 2, 152, 172.50175 points QUESTION 2 Males and females were compared for the mean number of smiles during a five-minute interview. The 30 males' mean was 3.62 and the 24 females' mean was 5.04. An α level of .05 was adopted and an F = 4.02 was obtained. What conclusion is appropriate?males smile more than femalesfemales smile more than malesthe null hypothesis should be retainednone of the choices are correct5 points QUESTION 3 The one way ANOVAisnot appropriate if the data come fromneither choice is correctboth choices are correctpopulations that do not have the same meanpaired-samples design;5 points QUESTION 4 The null hypothesis in an ANOVA problem is thatone or more of the groups was drawn from a different population;none of the groups were drawn from the same population;any of the other alternatives, depending on how many levels of the independent variable there are.all the groups are drawn from the same population;5 points QUESTION 5 When the F value in the F table is smaller than the F value calculated from the datareject the null hypothesis;none of the choices are correctretain the null hypothesis;reject or retain the null hypothesis, depending on how far apart the group means are;5 points QUESTION 6 A researcher conducted a paired sample t-test to determine ifadvertisements were viewed more in the morning (before noon) or in the evening (after 5pm) for eight different universities. The results were as follows: MorningEvening MorningEveningMean3240.625Variance89.71428571504.5536Observations88Pearson Correlation0.343785438 Hypothesized Mean Difference0 df7 t Stat-1.152587077 P(T